In the 2006 season, Larry Johnson of the Chiefs broke Jamal Anderson's record of most rushing attempts in a season. Johnson's 416 attempts bettered Anderson's 410.
Matt Kilroy holds the record for most strikeouts by a pitcher in a single season with 513 in 1886. Nolan Ryan holds the modern day record with 383 in 1973.
Barry Bonds holds the record for career home runs with 762 and the mark for most homers in a season with 73.
As of June 2014 Barry Bonds holds the record for most regular season homeruns. The record is 73 which beat Mark McGwire's record.
Michael Turner, 44
Hgt
David Robinson holds the record with 207 blocks in a season.
LaDainian Tomlinson holds the record for the most touchdowns in a single season as a running back.
Wilt Chamberlain holds the record for scoring the most NBA points in a single season.
Wilt Chamberlain holds the record for the most points scored in a single NBA season.
Wilt Chamberlain holds the record for the most double doubles in a single NBA season.
Manchester City holds the record for the most Premier League points in a season with 100 points in the 2017-2018 season.
Hines Ward holds the Steeler record for most pass receptions in a single season with 112 in 2002.
Lionel Messi holds the record for scoring the most goals in a single season in the Champions League.
Sergio Agero holds the record for the most Premier League hat tricks in a single season.
Wilt Chamberlain holds the record for scoring the most points in a single NBA season, with 4,029 points in the 1961-1962 season.
The driver who holds the record for the most wins in a single Formula 1 season is Michael Schumacher, with 13 wins in the 2004 season.
The soccer player who holds the record for the most hat tricks in a season is Lionel Messi, with 8 hat tricks in the 2011-2012 season.